Difference between revisions of "Galvant GPIBUSB"
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== Protocol == | == Protocol == | ||
It's a custom protocol over a virtual serial port (FTDI FT230X), described in the [https://github.com/Galvant/gpibusb-documentation manual]. | It's a custom protocol over a virtual serial port (FTDI FT230X), described in the [https://github.com/Galvant/gpibusb-documentation manual]. An earlier protocol has been supplemented in recent firmware with one that appears to be compatible with the [[Prologix GPIB-USB]] | ||
== Resources == | == Resources == | ||
Revision as of 10:39, 6 June 2015
The [ Galvant GPIBUSB] is a USB-based, firmware-implemented GPIB interface.
See Galvant GPIBUSB/Info for more details (such as lsusb -v output) about the device.
Hardware
- Microchip PIC18F4250 microcontroller
- FTDI FT230X USB-serial interface chip
- SN75160B GPIB interface driver
- SN75162B GPIB interface driver
Photos
PCB, top
Protocol
It's a custom protocol over a virtual serial port (FTDI FT230X), described in the manual. An earlier protocol has been supplemented in recent firmware with one that appears to be compatible with the Prologix GPIB-USB
Resources
- Vendor description
- Vendor user documentation sources
- hardware resources OSHW (KiCad) design on github
- firmware resources (sources on github, GNU Affero license )